320778900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 432

約数和(自身を含む): 1207214400

約数和(自身を除く): 886435500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 25, 26, 27, 30, 36, 37, 38, 39, 45, 50, 52, 54, 57, 60, 65, 74, 75, 76, 78, 90, 95, 100, 108, 111, 114, 117, 130, 135, 148, 150, 156, 169, 171, 180, 185, 190, 195, 222, 225, 228, 234, 247, 260, 270, 285, 300, 325, 333, 338, 342, 351, 370, 380, 390, 444, 450, 468, 475, 481, 494, 507, 513, 540, 555, 570, 585, 650, 666, 675, 676, 684, 702, 703, 740, 741, 780, 845, 855, 900, 925, 950, 962, 975, 988, 999, 1014, 1026, 1110, 1140, 1170, 1235, 1300, 1332, 1350, 1404, 1406, 1425, 1443, 1482, 1521, 1665, 1690, 1710, 1755, 1850, 1900, 1924, 1950, 1998, 2028, 2052, 2109, 2220, 2223, 2340, 2405, 2470, 2535, 2565, 2700, 2775, 2812, 2850, 2886, 2925, 2964, 3042, 3211, 3330, 3380, 3420, 3510, 3515, 3700, 3705, 3900, 3996, 4218, 4225, 4275, 4329, 4446, 4563, 4810, 4940, 4995, 5070, 5130, 5550, 5700, 5772, 5850, 6084, 6175, 6253, 6327, 6422, 6660, 6669, 7020, 7030, 7215, 7410, 7605, 8325, 8436, 8450, 8550, 8658, 8775, 8892, 9126, 9139, 9620, 9633, 9990, 10140, 10260, 10545, 11100, 11115, 11700, 12025, 12350, 12506, 12654, 12675, 12825, 12844, 12987, 13338, 14060, 14430, 14820, 15210, 16055, 16650, 16900, 17100, 17316, 17550, 17575, 18252, 18278, 18525, 18759, 18981, 19266, 19980, 21090, 21645, 22230, 22815, 24050, 24700, 24975, 25012, 25308, 25350, 25650, 25974, 26676, 27417, 28860, 28899, 30420, 31265, 31635, 32110, 33300, 33345, 35100, 35150, 36075, 36556, 37050, 37518, 37962, 38025, 38532, 42180, 43290, 44460, 45630, 45695, 48100, 48165, 49950, 50700, 51300, 51948, 52725, 54834, 55575, 56277, 57798, 62530, 63270, 64220, 64935, 66690, 70300, 72150, 74100, 75036, 75924, 76050, 80275, 82251, 86580, 86697, 91260, 91390, 93795, 94905, 96330, 99900, 105450, 108225, 109668, 111150, 112554, 114075, 115596, 118807, 125060, 126540, 129870, 133380, 137085, 144300, 144495, 152100, 156325, 158175, 160550, 164502, 166725, 168831, 173394, 182780, 187590, 189810, 192660, 210900, 216450, 222300, 225108, 228150, 228475, 237614, 240825, 246753, 259740, 274170, 281385, 288990, 312650, 316350, 321100, 324675, 329004, 333450, 337662, 346788, 356421, 375180, 379620, 411255, 432900, 433485, 456300, 456950, 468975, 474525, 475228, 481650, 493506, 548340, 562770, 577980, 594035, 625300, 632700, 649350, 666900, 675324, 685425, 712842, 722475, 822510, 844155, 866970, 913900, 937950, 949050, 963300, 987012, 1069263, 1125540, 1188070, 1233765, 1298700, 1370850, 1406925, 1425684, 1444950, 1645020, 1688310, 1733940, 1782105, 1875900, 1898100, 2056275, 2138526, 2167425, 2376140, 2467530, 2741700, 2813850, 2889900, 2970175, 3207789, 3376620, 3564210, 4112550, 4220775, 4277052, 4334850, 4935060, 5346315, 5627700, 5940350, 6168825, 6415578, 7128420, 8225100, 8441550, 8669700, 8910525, 10692630, 11880700, 12337650, 12831156, 16038945, 16883100, 17821050, 21385260, 24675300, 26731575, 32077890, 35642100, 53463150, 64155780, 80194725, 106926300, 160389450, 320778900]

約数ペア:

[(1, 320778900), (2, 160389450), (3, 106926300), (4, 80194725), (5, 64155780), (6, 53463150), (9, 35642100), (10, 32077890), (12, 26731575), (13, 24675300), (15, 21385260), (18, 17821050), (19, 16883100), (20, 16038945), (25, 12831156), (26, 12337650), (27, 11880700), (30, 10692630), (36, 8910525), (37, 8669700), (38, 8441550), (39, 8225100), (45, 7128420), (50, 6415578), (52, 6168825), (54, 5940350), (57, 5627700), (60, 5346315), (65, 4935060), (74, 4334850), (75, 4277052), (76, 4220775), (78, 4112550), (90, 3564210), (95, 3376620), (100, 3207789), (108, 2970175), (111, 2889900), (114, 2813850), (117, 2741700), (130, 2467530), (135, 2376140), (148, 2167425), (150, 2138526), (156, 2056275), (169, 1898100), (171, 1875900), (180, 1782105), (185, 1733940), (190, 1688310), (195, 1645020), (222, 1444950), (225, 1425684), (228, 1406925), (234, 1370850), (247, 1298700), (260, 1233765), (270, 1188070), (285, 1125540), (300, 1069263), (325, 987012), (333, 963300), (338, 949050), (342, 937950), (351, 913900), (370, 866970), (380, 844155), (390, 822510), (444, 722475), (450, 712842), (468, 685425), (475, 675324), (481, 666900), (494, 649350), (507, 632700), (513, 625300), (540, 594035), (555, 577980), (570, 562770), (585, 548340), (650, 493506), (666, 481650), (675, 475228), (676, 474525), (684, 468975), (702, 456950), (703, 456300), (740, 433485), (741, 432900), (780, 411255), (845, 379620), (855, 375180), (900, 356421), (925, 346788), (950, 337662), (962, 333450), (975, 329004), (988, 324675), (999, 321100), (1014, 316350), (1026, 312650), (1110, 288990), (1140, 281385), (1170, 274170), (1235, 259740), (1300, 246753), (1332, 240825), (1350, 237614), (1404, 228475), (1406, 228150), (1425, 225108), (1443, 222300), (1482, 216450), (1521, 210900), (1665, 192660), (1690, 189810), (1710, 187590), (1755, 182780), (1850, 173394), (1900, 168831), (1924, 166725), (1950, 164502), (1998, 160550), (2028, 158175), (2052, 156325), (2109, 152100), (2220, 144495), (2223, 144300), (2340, 137085), (2405, 133380), (2470, 129870), (2535, 126540), (2565, 125060), (2700, 118807), (2775, 115596), (2812, 114075), (2850, 112554), (2886, 111150), (2925, 109668), (2964, 108225), (3042, 105450), (3211, 99900), (3330, 96330), (3380, 94905), (3420, 93795), (3510, 91390), (3515, 91260), (3700, 86697), (3705, 86580), (3900, 82251), (3996, 80275), (4218, 76050), (4225, 75924), (4275, 75036), (4329, 74100), (4446, 72150), (4563, 70300), (4810, 66690), (4940, 64935), (4995, 64220), (5070, 63270), (5130, 62530), (5550, 57798), (5700, 56277), (5772, 55575), (5850, 54834), (6084, 52725), (6175, 51948), (6253, 51300), (6327, 50700), (6422, 49950), (6660, 48165), (6669, 48100), (7020, 45695), (7030, 45630), (7215, 44460), (7410, 43290), (7605, 42180), (8325, 38532), (8436, 38025), (8450, 37962), (8550, 37518), (8658, 37050), (8775, 36556), (8892, 36075), (9126, 35150), (9139, 35100), (9620, 33345), (9633, 33300), (9990, 32110), (10140, 31635), (10260, 31265), (10545, 30420), (11100, 28899), (11115, 28860), (11700, 27417), (12025, 26676), (12350, 25974), (12506, 25650), (12654, 25350), (12675, 25308), (12825, 25012), (12844, 24975), (12987, 24700), (13338, 24050), (14060, 22815), (14430, 22230), (14820, 21645), (15210, 21090), (16055, 19980), (16650, 19266), (16900, 18981), (17100, 18759), (17316, 18525), (17550, 18278), (17575, 18252)]